Langyou Chemical
PRODUCTS
Sodium Tripolyphosphate(STPP)
Langyou Chemical
|
HS Code |
955451 |
| Chemical Formula | Na5P3O10 |
| Molar Mass | 367.864 g/mol |
| Appearance | white, granular or powdered solid |
| Odor | odorless |
| Solubility In Water | soluble |
| Ph Of Aqueous Solution | alkaline (around 9 - 10.5) |
| Density | 2.49 g/cm³ |
| Melting Point | 622 °C |
| Hygroscopicity | hygroscopic |
| Chelating Ability | able to chelate metal ions |
| Buffering Capacity | has buffering properties |
| Packing | 50 - kg bags of Sodium Tripolyphosphate (STPP), well - sealed for protection. |
| Storage | Sodium Tripolyphosphate (STPP) should be stored in a cool, dry place. Keep it in tightly - sealed containers to prevent moisture absorption, as it can deliquesce. Avoid storing near incompatible substances like strong acids. Store away from sources of heat and ignition to ensure safety and maintain its chemical integrity. |
| Shipping | Sodium Tripolyphosphate (STPP) is typically shipped in sealed bags or containers to prevent moisture absorption. It should be transported in dry, well - ventilated conditions to avoid any chemical reactions during transit. |
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Tel: +8615371019725
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Historical Development
"Historical Development of Sodium Tripolyphosphate (STPP) Products"
The ancient chemical technology has advanced with the world. Sodium tripolyphosphate, known as "Sodium Tripolyphosphate (STPP) " in English, has traces to follow in the development of its products. At the beginning, chemical sages explored physical properties and worked tirelessly. In modern times, science and technology have become increasingly new, and the process has gradually refined, so as to obtain a wonderful way to prepare this thing.
It was first used in industry, and its efficacy was first apparent. Or it was a builder, which could clean up dirt and make things new. Later, it was involved in a wide range of fields, in food processing, with adjustable quality; in ceramic firing, it could help shape. Therefore, the use of sodium tripolyphosphate has become increasingly widespread, and its influence in the world has deepened. It has become an important chemical product, which has helped the prosperity of the industry. It has continued to evolve with the passage of time and is used by future generations.
The ancient chemical technology has advanced with the world. Sodium tripolyphosphate, known as "Sodium Tripolyphosphate (STPP) " in English, has traces to follow in the development of its products. At the beginning, chemical sages explored physical properties and worked tirelessly. In modern times, science and technology have become increasingly new, and the process has gradually refined, so as to obtain a wonderful way to prepare this thing.
It was first used in industry, and its efficacy was first apparent. Or it was a builder, which could clean up dirt and make things new. Later, it was involved in a wide range of fields, in food processing, with adjustable quality; in ceramic firing, it could help shape. Therefore, the use of sodium tripolyphosphate has become increasingly widespread, and its influence in the world has deepened. It has become an important chemical product, which has helped the prosperity of the industry. It has continued to evolve with the passage of time and is used by future generations.
Product Overview
"Overview of Sodium Tripolyphosphate (STPP) Products"
Today there is a product named sodium tripolyphosphate, English name Sodium Tripolyphosphate, simply STPP. This is a commonly used product in the chemical industry, and its appearance is mostly white powder. It has a variety of excellent properties and is widely used in industry.
In the field of detergents, it is a key auxiliary agent, which can effectively chelate metal ions in water, help detergents play a stronger decontamination effect, and make the washed product as clean as ever. In the food industry, it is also used as a quality improver to help food retain water and freshness, and maintain good texture and taste. And its production process is mature, made through multiple rigorous processes, with stable and reliable quality. It is indispensable in many industries and is widely used, adding luster to industrial production and daily life.
Today there is a product named sodium tripolyphosphate, English name Sodium Tripolyphosphate, simply STPP. This is a commonly used product in the chemical industry, and its appearance is mostly white powder. It has a variety of excellent properties and is widely used in industry.
In the field of detergents, it is a key auxiliary agent, which can effectively chelate metal ions in water, help detergents play a stronger decontamination effect, and make the washed product as clean as ever. In the food industry, it is also used as a quality improver to help food retain water and freshness, and maintain good texture and taste. And its production process is mature, made through multiple rigorous processes, with stable and reliable quality. It is indispensable in many industries and is widely used, adding luster to industrial production and daily life.
Physical & Chemical Properties
"On the Physical and Chemical Properties of Sodium Tripolyphosphate (STPP) "
Sodium tripolyphosphate has a very important position in chemical products. Its color is white and powdery, and it looks fine and uniform. In terms of its physical properties, it has good solubility, can be quickly dissolved in water and dispersed evenly, which makes it favored by many industrial applications.
In terms of chemical properties, sodium tripolyphosphate has a certain chelating ability and can combine with a variety of metal ions to form a stable complex. This property can effectively soften water quality and improve washing effect in the detergent industry. And its chemical properties are relatively stable, and it is not easy to react violently with common substances under normal conditions. However, under specific conditions, in case of strong acid and alkali, corresponding chemical changes will occur, showing its unique chemical activity. Its unique physical and chemical properties are actually indispensable key elements in many industrial fields.
Sodium tripolyphosphate has a very important position in chemical products. Its color is white and powdery, and it looks fine and uniform. In terms of its physical properties, it has good solubility, can be quickly dissolved in water and dispersed evenly, which makes it favored by many industrial applications.
In terms of chemical properties, sodium tripolyphosphate has a certain chelating ability and can combine with a variety of metal ions to form a stable complex. This property can effectively soften water quality and improve washing effect in the detergent industry. And its chemical properties are relatively stable, and it is not easy to react violently with common substances under normal conditions. However, under specific conditions, in case of strong acid and alkali, corresponding chemical changes will occur, showing its unique chemical activity. Its unique physical and chemical properties are actually indispensable key elements in many industrial fields.
Technical Specifications & Labeling
For the products of Sodium Tripolyphosphate (STPP), its technical specifications and identification (commodity parameters) are the key. STPP has specific chemical properties and uses. The technical specifications need to indicate that the proportion of its ingredients is accurate, such as the content of phosphorus pentoxide, which is related to product quality and performance. The label should clearly mark the name, chemical formula, purity, scope of application and other commodity parameters. In this way, the user can identify the characteristics of the product and use it correctly according to their needs. In the fields of industrial production, daily chemical industry and other fields, following this technical specification and identification is essential to ensure the high quality and proper application of STPP products.
Preparation Method
The method of making sodium tripolyphosphate (STPP) is related to the raw materials and production process, reaction steps and catalytic mechanism. The raw materials are often phosphoric acid, soda ash, etc. First, the phosphoric acid and soda ash are mixed in a specific ratio and reacted at a suitable temperature. This is the initial step. Then, the product is specially treated or dehydrated by heating to achieve the desired chemical form. In the catalytic mechanism, a specific catalyst can accelerate the reaction process and increase the yield. The production process carefully controls the temperature, pressure and other conditions to ensure the stability of the reaction. Each step is closely interlocked, so that high-quality STPP products can be prepared, which can be used in a variety of industrial fields, and the effect is significant.
Chemical Reactions & Modifications
Sodium Tripolyphosphate (STPP) is very important in the chemical industry. Its transformation is wonderful, and it can make everything suitable.
It has a special effect on all kinds of things. When combined with various things, it often produces novel changes, or makes the physical properties better, or makes the reaction smooth. If it is used in a lotion, it can increase its power to clean stains, and it is easy to remove stains. The hardness and softness of the water can also be regulated to make the wash cleaner.
As for the change of its chemical properties, it is also a wonderful thing. After various treatments, different characteristics can be obtained to suit different needs. Or increase its stability, or change its solubility, it can be changed on demand. All this depends on those who study the principles of their transformation, seeking the fickle nature of things, adding all kinds of help to the prosperity of the industry and the good use of things, which is the treasure of the chemical industry.
It has a special effect on all kinds of things. When combined with various things, it often produces novel changes, or makes the physical properties better, or makes the reaction smooth. If it is used in a lotion, it can increase its power to clean stains, and it is easy to remove stains. The hardness and softness of the water can also be regulated to make the wash cleaner.
As for the change of its chemical properties, it is also a wonderful thing. After various treatments, different characteristics can be obtained to suit different needs. Or increase its stability, or change its solubility, it can be changed on demand. All this depends on those who study the principles of their transformation, seeking the fickle nature of things, adding all kinds of help to the prosperity of the industry and the good use of things, which is the treasure of the chemical industry.
Synonyms & Product Names
Sodium tripolyphosphate (STPP), also known as pentasodium triphosphate, pentasodium phosphate, sodium pyrometaphosphate. Its trade names are also rich, often with different names in the market. This agent is widely used in industrial and people's livelihood fields. In detergents, as an auxiliary agent, it can enhance the decontamination effect and make clothes clean as new; in food processing, it can be used as a quality improver to keep water fresh and maintain good food texture.
Although ancient chemistry is not as systematic as today, there are traces of exploration of various substances. The related properties and uses of sodium tripolyphosphate have been well known to everyone through years of precipitation and research and development. The different names reflect the changes of the times and the development of the industry. Although the names are different, they are all of the same quality to meet the diverse needs of production and life and continue to contribute to social progress.
Although ancient chemistry is not as systematic as today, there are traces of exploration of various substances. The related properties and uses of sodium tripolyphosphate have been well known to everyone through years of precipitation and research and development. The different names reflect the changes of the times and the development of the industry. Although the names are different, they are all of the same quality to meet the diverse needs of production and life and continue to contribute to social progress.
Safety & Operational Standards
Specifications for the safety and operation of sodium tripolyphosphate (STPP) products
Sodium tripolyphosphate (STPP) is widely used in industrial and daily use. To ensure its safe and smooth use, it is necessary to understand its safety and operation specifications.
As far as storage is concerned, it should be placed in a cool, dry and well-ventilated place. Avoid water, fire and distant heat sources to prevent its qualitative change. If stored in a damp place, it is easy to absorb moisture and agglomerate, which will damage its efficacy. And should not be co-stored with acids, oxidants, etc., to prevent dangerous chemical reactions.
As for the operation, be careful. Operators should wear appropriate protective gear, such as gloves, goggles, etc. If it accidentally touches the skin, rinse with plenty of water quickly; when entering the eyes, rinse with flowing water or normal saline immediately, and seek medical attention immediately.
In terms of the amount used, strict regulations should be followed. In the food industry, it is a quality improver, and excessive dosage is harmful to human health. In detergents, although it can increase the cleaning power, excessive discharge will also cause water eutrophication and damage the ecological environment.
Furthermore, when transporting, ensure that the packaging is intact to prevent its leakage. Handle with care to avoid packaging damage.
In short, the use of sodium tripolyphosphate is related to safety and environmental protection. Only by following safety and operating standards can we obtain its benefits and avoid its harm, making it useful for human well-being.
Sodium tripolyphosphate (STPP) is widely used in industrial and daily use. To ensure its safe and smooth use, it is necessary to understand its safety and operation specifications.
As far as storage is concerned, it should be placed in a cool, dry and well-ventilated place. Avoid water, fire and distant heat sources to prevent its qualitative change. If stored in a damp place, it is easy to absorb moisture and agglomerate, which will damage its efficacy. And should not be co-stored with acids, oxidants, etc., to prevent dangerous chemical reactions.
As for the operation, be careful. Operators should wear appropriate protective gear, such as gloves, goggles, etc. If it accidentally touches the skin, rinse with plenty of water quickly; when entering the eyes, rinse with flowing water or normal saline immediately, and seek medical attention immediately.
In terms of the amount used, strict regulations should be followed. In the food industry, it is a quality improver, and excessive dosage is harmful to human health. In detergents, although it can increase the cleaning power, excessive discharge will also cause water eutrophication and damage the ecological environment.
Furthermore, when transporting, ensure that the packaging is intact to prevent its leakage. Handle with care to avoid packaging damage.
In short, the use of sodium tripolyphosphate is related to safety and environmental protection. Only by following safety and operating standards can we obtain its benefits and avoid its harm, making it useful for human well-being.
Application Area
"On the application field of sodium tripolyphosphate (STPP) "
Sodium tripolyphosphate has its uses in various fields. In the washing industry, it is a builder and can increase the power of decontamination. It can chelate metal ions such as calcium and magnesium in water to soften the water, make the detergent more effective, and clean the clothes.
In the food industry, it also has its function. It can be used as a moisture retainer to keep the moisture of meat products and seafood, making them fresh and tender in texture and better in taste. And it can be used as an acidity regulator to maintain the acid-base balance of food and protect its quality.
In the ceramic industry, it is also indispensable. It can be used as a desiccant to reduce the viscosity of ceramic mud, increase its fluidity, make molding easier, and improve the quality of ceramic products. Therefore, sodium tripolyphosphate is widely used and has important value in various fields.
Sodium tripolyphosphate has its uses in various fields. In the washing industry, it is a builder and can increase the power of decontamination. It can chelate metal ions such as calcium and magnesium in water to soften the water, make the detergent more effective, and clean the clothes.
In the food industry, it also has its function. It can be used as a moisture retainer to keep the moisture of meat products and seafood, making them fresh and tender in texture and better in taste. And it can be used as an acidity regulator to maintain the acid-base balance of food and protect its quality.
In the ceramic industry, it is also indispensable. It can be used as a desiccant to reduce the viscosity of ceramic mud, increase its fluidity, make molding easier, and improve the quality of ceramic products. Therefore, sodium tripolyphosphate is widely used and has important value in various fields.
Research & Development
Sodium Tripolyphosphate (STPP) involves a wide range of chemical substances in today's industrial and daily use. We are dedicated to our research and development, hoping to make progress in its research and development.
Guanfu STPP, its properties can help the power of detergents, make stains clean and clean, and it is essential for the washing industry. However, its use also has concerns, or concerns about the environment, such as the dispersion of phosphorus, which causes water bodies to be enriched, and there may be ecological imbalances.
Our scientific researchers should think about the two-way solution. One is to ensure its effectiveness, so that the needs of industrial production and daily use are not lacking; the other is to consider its environmental impact and research ways to improve. Or seek new ways to control, reduce its harm and save its benefits; or find alternatives, but its nature should be as good as STPP.
With time and diligent research, we will be able to achieve good results in the research and development of STPP, which will benefit both this world and future generations.
Guanfu STPP, its properties can help the power of detergents, make stains clean and clean, and it is essential for the washing industry. However, its use also has concerns, or concerns about the environment, such as the dispersion of phosphorus, which causes water bodies to be enriched, and there may be ecological imbalances.
Our scientific researchers should think about the two-way solution. One is to ensure its effectiveness, so that the needs of industrial production and daily use are not lacking; the other is to consider its environmental impact and research ways to improve. Or seek new ways to control, reduce its harm and save its benefits; or find alternatives, but its nature should be as good as STPP.
With time and diligent research, we will be able to achieve good results in the research and development of STPP, which will benefit both this world and future generations.
Toxicity Research
In recent years, researchers have dedicated themselves to studying the toxicity of Sodium Tripolyphosphate (STPP). STPP is quite common in various chemical products. At first, many people have investigated its effectiveness, but not its toxicity in detail.
After years of research, it has been found that if this substance is ingested in excess or exposed for a long time, it may be potentially harmful to the biological body. In white mice, fed with food containing STPP, it was seen that their organs occasionally changed over time, and their metabolism was also disturbed. Moreover, in the aquatic environment, the accumulation of STPP can cause eutrophication of water bodies, harm the habitat of aquatic organisms, and cause ecological imbalance.
From this perspective, the study of STPP toxicity is related to people's livelihood and ecology, and should not be ignored. It is necessary to investigate its harm in order to find a response and ensure the safety of all living things.
After years of research, it has been found that if this substance is ingested in excess or exposed for a long time, it may be potentially harmful to the biological body. In white mice, fed with food containing STPP, it was seen that their organs occasionally changed over time, and their metabolism was also disturbed. Moreover, in the aquatic environment, the accumulation of STPP can cause eutrophication of water bodies, harm the habitat of aquatic organisms, and cause ecological imbalance.
From this perspective, the study of STPP toxicity is related to people's livelihood and ecology, and should not be ignored. It is necessary to investigate its harm in order to find a response and ensure the safety of all living things.
Future Prospects
In the future, I have a lot of expectations for Sodium Tripolyphosphate (STPP). It has a wide range of uses in the field of industry. Although it has been used today, it may be able to explore new ways in the future. Or it can be used in the washing industry to improve its effect, make the stain removal cleaner, and it is environmentally friendly and less polluting the environment. In the food industry, it is also expected to develop new capabilities, keep the freshness of ingredients, and protect their quality. And advanced research and development may reduce its cost, increase its output, and make it available to more industries. At that time, STPP will surely shine in various industries and contribute to the progress of the world. I look forward to it. I hope it will be successful as soon as possible and benefit all parties.
What are the main uses of Sodium Tripolyphosphate (STPP)?
Sodium Tripolyphosphate (STPP), commonly known as pentasodium, is widely used in daily use, industry and other fields.
In the genus of daily cleaning, STPP is often a key ingredient in detergents. It has the ability to chelate metal ions, calcium, magnesium and other metal ions in water can be chelated with it to soften hard water, so that the detergent's decontamination effect is greatly increased. And it has the property of dispersion and emulsification, which can make the dirt particles evenly disperse and do not adhere to the surface of the fabric or utensils. The fabric is cleaner after washing, and the utensils are as refreshing as ever.
In the industrial field, in the paper industry, STPP can be used as a pulp dispersant. When the pulp is prepared, the addition of this substance can make the fibers evenly dispersed, resulting in a paper with uniform texture and good strength. In the food industry, it is a quality improver. In meat processing, it can improve the water retention of the meat, make the meat tender and juicy, and taste better; in canned food, it can prevent fat oxidation and prolong the shelf life. In the field of water treatment, STPP can be used as a corrosion inhibitor and scale inhibitor. It can form a protective film on the metal surface, slow down metal corrosion, and prevent calcium and magnesium ions from scaling in water, maintaining the smooth operation of pipelines and equipment.
From this perspective, Sodium Tripolyphosphate (STPP) has a variety of uses in various fields and has significant effects. It is actually a very important chemical product.
In the genus of daily cleaning, STPP is often a key ingredient in detergents. It has the ability to chelate metal ions, calcium, magnesium and other metal ions in water can be chelated with it to soften hard water, so that the detergent's decontamination effect is greatly increased. And it has the property of dispersion and emulsification, which can make the dirt particles evenly disperse and do not adhere to the surface of the fabric or utensils. The fabric is cleaner after washing, and the utensils are as refreshing as ever.
In the industrial field, in the paper industry, STPP can be used as a pulp dispersant. When the pulp is prepared, the addition of this substance can make the fibers evenly dispersed, resulting in a paper with uniform texture and good strength. In the food industry, it is a quality improver. In meat processing, it can improve the water retention of the meat, make the meat tender and juicy, and taste better; in canned food, it can prevent fat oxidation and prolong the shelf life. In the field of water treatment, STPP can be used as a corrosion inhibitor and scale inhibitor. It can form a protective film on the metal surface, slow down metal corrosion, and prevent calcium and magnesium ions from scaling in water, maintaining the smooth operation of pipelines and equipment.
From this perspective, Sodium Tripolyphosphate (STPP) has a variety of uses in various fields and has significant effects. It is actually a very important chemical product.
What are the applications of Sodium Tripolyphosphate (STPP) in the food industry
Sodium is also sodium; Tripolyphosphate (STPP), sodium tripolyphosphate is also called. The two are widely used in the food industry.
Sodium tripolyphosphate is used in the food industry, one of which is used for water retention. In meat products, poultry products, etc., it can complex with metal ions in the meat to improve the water retention of the meat, make the meat more tender and juicy, and can improve the texture and taste of meat products. For example, when making sausages, adding an appropriate amount of STPP can reduce water loss and maintain a full form during cooking and other processing.
Second, STPP has dispersion and emulsification functions. In dairy products, beverages and other categories, it can prevent fat from floating, protein precipitation, and ensure uniform and stable products. For example, in cocoa milk beverages, cocoa powder can be evenly dispersed without precipitation, and the stability and appearance quality of the drink can be improved.
Third, STPP can be used as an acidity regulator. In canned foods, etc., it can adjust the pH of the system and maintain the stability of food flavor and color. For example, in canned fruits, it helps to control pH, prevent fruit browning, and prolong shelf life.
Although sodium is not the main additive, many foods naturally contain sodium, and the human body also needs an appropriate amount of sodium to maintain physiological functions. However, when processing food, it is necessary to reasonably control the sodium content to meet consumers' needs for a healthy diet. If sodium intake is excessive, it may cause health problems such as hypertension. In the food industry, when using sodium-containing raw materials and additives such as STPP, it is necessary to weigh the pros and cons and precisely control them to ensure both food quality and health.
Sodium tripolyphosphate is used in the food industry, one of which is used for water retention. In meat products, poultry products, etc., it can complex with metal ions in the meat to improve the water retention of the meat, make the meat more tender and juicy, and can improve the texture and taste of meat products. For example, when making sausages, adding an appropriate amount of STPP can reduce water loss and maintain a full form during cooking and other processing.
Second, STPP has dispersion and emulsification functions. In dairy products, beverages and other categories, it can prevent fat from floating, protein precipitation, and ensure uniform and stable products. For example, in cocoa milk beverages, cocoa powder can be evenly dispersed without precipitation, and the stability and appearance quality of the drink can be improved.
Third, STPP can be used as an acidity regulator. In canned foods, etc., it can adjust the pH of the system and maintain the stability of food flavor and color. For example, in canned fruits, it helps to control pH, prevent fruit browning, and prolong shelf life.
Although sodium is not the main additive, many foods naturally contain sodium, and the human body also needs an appropriate amount of sodium to maintain physiological functions. However, when processing food, it is necessary to reasonably control the sodium content to meet consumers' needs for a healthy diet. If sodium intake is excessive, it may cause health problems such as hypertension. In the food industry, when using sodium-containing raw materials and additives such as STPP, it is necessary to weigh the pros and cons and precisely control them to ensure both food quality and health.
What are the environmental effects of Sodium Tripolyphosphate (STPP)?
Sodium and sodium tripolyphosphate (STPP) have a complex impact on the environment. Sodium, in natural water bodies, if the content is too high, it can cause the salinity of the water body to rise. This change is also very harmful to the habitat and reproduction of aquatic organisms. The abnormal salinity of water may imbalance the osmotic pressure of aquatic organisms, causing their physiological dysfunction, stunted growth, and even death.
Sodium tripolyphosphate (STPP) is often used as a detergent aid, but it also causes many problems when it flows into the environment. STPP is rich in phosphorus, which can induce eutrophication of water bodies once it enters rivers, lakes and seas. Phosphorus is an essential nutrient for the growth of algae. Excessive phosphorus promotes the rapid reproduction of algae and causes frequent blooms. Algae grow wildly, block sunlight, hinder photosynthesis of underwater plants, and when algae decay and decompose, a large amount of dissolved oxygen is consumed in water, causing water to lack oxygen, fish and shrimp and other aquatic organisms to suffocate and die, and the ecological balance is seriously damaged.
Furthermore, the production process of sodium tripolyphosphate (STPP) consumes a lot of energy, and may cause pollutants such as waste gas, wastewater, and waste residue. Waste gas can cause air pollution, and if waste water and waste residue are not disposed of properly, it will also cause secondary pollution to soil and water.
Sodium tripolyphosphate (STPP) is often used as a detergent aid, but it also causes many problems when it flows into the environment. STPP is rich in phosphorus, which can induce eutrophication of water bodies once it enters rivers, lakes and seas. Phosphorus is an essential nutrient for the growth of algae. Excessive phosphorus promotes the rapid reproduction of algae and causes frequent blooms. Algae grow wildly, block sunlight, hinder photosynthesis of underwater plants, and when algae decay and decompose, a large amount of dissolved oxygen is consumed in water, causing water to lack oxygen, fish and shrimp and other aquatic organisms to suffocate and die, and the ecological balance is seriously damaged.
Furthermore, the production process of sodium tripolyphosphate (STPP) consumes a lot of energy, and may cause pollutants such as waste gas, wastewater, and waste residue. Waste gas can cause air pollution, and if waste water and waste residue are not disposed of properly, it will also cause secondary pollution to soil and water.
What is the production process of Sodium Tripolyphosphate (STPP)?
The method of making Sodium + Tripolyphosphate (STPP) has not been heard in ancient times, but there is a process to follow today.
From the beginning, it is often based on phosphoric acid. Phosphoric acid is obtained, or it is synthesized from phosphate rock and sulfuric acid. Phosphate rock is found in many places in the world. Choose the best one, break it and break it, make it into particles, and put it in a kettle with sulfuric acid, and heat it up. In the meantime, the power of sulfuric acid can divide the quality of phosphate rock, so that phosphorus element can be precipitated in the acid solution.
After obtaining phosphoric acid, if you want to make STPP, you must use soda ash or caustic soda to respond to it. First put phosphoric acid into the kettle, gradually add soda ash or caustic soda solution, control its temperature, and adjust its acid-base degree. During the reaction, the ionic phase merges and the molecules are reconstituted. When it is finished, a mixed liquid is obtained.
This liquid must be evaporated and concentrated, so that the water is gradually lost and the solute is gradually thickened. Next, the method of crystallization is used to reduce the temperature, so that STPP precipitates from the liquid and forms a crystal. The resulting crystal, or containing impurities, is purified by washing and removing its impurity.
At the end, by drying, the residual water in the crystal is removed to form a powder, which is the finished STPP. Its pure quality, white and shiny, can be used in various industrial and daily use areas, such as washing, food industry, all rely on its merits.
From the beginning, it is often based on phosphoric acid. Phosphoric acid is obtained, or it is synthesized from phosphate rock and sulfuric acid. Phosphate rock is found in many places in the world. Choose the best one, break it and break it, make it into particles, and put it in a kettle with sulfuric acid, and heat it up. In the meantime, the power of sulfuric acid can divide the quality of phosphate rock, so that phosphorus element can be precipitated in the acid solution.
After obtaining phosphoric acid, if you want to make STPP, you must use soda ash or caustic soda to respond to it. First put phosphoric acid into the kettle, gradually add soda ash or caustic soda solution, control its temperature, and adjust its acid-base degree. During the reaction, the ionic phase merges and the molecules are reconstituted. When it is finished, a mixed liquid is obtained.
This liquid must be evaporated and concentrated, so that the water is gradually lost and the solute is gradually thickened. Next, the method of crystallization is used to reduce the temperature, so that STPP precipitates from the liquid and forms a crystal. The resulting crystal, or containing impurities, is purified by washing and removing its impurity.
At the end, by drying, the residual water in the crystal is removed to form a powder, which is the finished STPP. Its pure quality, white and shiny, can be used in various industrial and daily use areas, such as washing, food industry, all rely on its merits.
What role does Sodium Tripolyphosphate (STPP) play in detergents?
Sodium is sodium; Tripolyphosphate (STPP) is sodium tripolyphosphate. Both play an important role in detergents.
Bear the brunt, sodium tripolyphosphate has the ability to complex metal ions. Water often contains metal ions such as calcium and magnesium, and this plasma can make water hard water, which affects the washing effect. Sodium tripolyphosphate can tightly complex with calcium and magnesium ions to form a soluble complex, thereby softening hard water. In this way, the detergent's decontamination power can be protected from the interference of hard water ions, and the decontamination efficiency can be greatly improved.
Furthermore, sodium tripolyphosphate has the power of dispersion and emulsification. When washing, it can disperse dirt particles in water without accumulating and settling on the fabric again. And it can emulsify non-water-soluble substances such as oil, making it form a stable emulsion, suspended in water, easier to rinse away with water, so that the oil on the surface of the fabric can be effectively removed.
Sodium tripolyphosphate can adjust the pH value of the detergent. It has a certain buffering capacity and can maintain the detergent solution in a suitable pH range. A moderate pH value helps to enhance the activity of the surfactant in the detergent, improve the overall washing efficiency, and also avoid damage to the fabric due to excessive acid or alkali. Although
sodium is not a key ingredient directly involved in decontamination, it may be a constituent element of certain ingredients in the detergent formulation system, or affect the physical and chemical properties of the detergent, such as solubility and stability. And its related compounds may play an auxiliary role in ion balance and other aspects, and cooperate with other ingredients such as sodium tripolyphosphate to make the detergent play a better washing effect, so as to achieve the purpose of cleaning fabrics.
Bear the brunt, sodium tripolyphosphate has the ability to complex metal ions. Water often contains metal ions such as calcium and magnesium, and this plasma can make water hard water, which affects the washing effect. Sodium tripolyphosphate can tightly complex with calcium and magnesium ions to form a soluble complex, thereby softening hard water. In this way, the detergent's decontamination power can be protected from the interference of hard water ions, and the decontamination efficiency can be greatly improved.
Furthermore, sodium tripolyphosphate has the power of dispersion and emulsification. When washing, it can disperse dirt particles in water without accumulating and settling on the fabric again. And it can emulsify non-water-soluble substances such as oil, making it form a stable emulsion, suspended in water, easier to rinse away with water, so that the oil on the surface of the fabric can be effectively removed.
Sodium tripolyphosphate can adjust the pH value of the detergent. It has a certain buffering capacity and can maintain the detergent solution in a suitable pH range. A moderate pH value helps to enhance the activity of the surfactant in the detergent, improve the overall washing efficiency, and also avoid damage to the fabric due to excessive acid or alkali. Although
sodium is not a key ingredient directly involved in decontamination, it may be a constituent element of certain ingredients in the detergent formulation system, or affect the physical and chemical properties of the detergent, such as solubility and stability. And its related compounds may play an auxiliary role in ion balance and other aspects, and cooperate with other ingredients such as sodium tripolyphosphate to make the detergent play a better washing effect, so as to achieve the purpose of cleaning fabrics.
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